Overview

parameter

Total search engines: 1054

* 680 closed
* 374 active

Search engines by type

General SeEn: 328
Regional SeEn: 147
Vertical SeEn: 382
Updated information SeEn: 188

Search engines by topic

Universal SeEn: 481

*Universal general SeEn: 328
*Universal regional SeEn: 147

Document type differentiation: 253

* Books SeEn: 0
* Music, sound & video SeEn: 117
* SeEn for file formats: 13
* Manuals SeEn: 0
* Images & graphics SeEn: 114
* PDF-file SeEn: 1
* Multimedia SeEn: 8

Target group differentiation: 65

* Academic SeEn: 34
* SeEn for kids: 20
* SeEn for selected professions: 2
(for business professionals see Business information SeEn)
* Business information SeEn: 6
* SeEn for women: 3

Topic differentiation: 52

* SeEn for health & medical information: 12
* SeEn For politic, society & rights information: 8
* Museum & arts information SeEn: 0
* SeEn for special interests: 32

SeEn for updated information: 188

* News SeEn: 117
* Combined social media SeEn: 15
* Blog SeEn: 27
* Forum discussion SeEn: 4
* Twitter SeEn: 10
* Facebook SeEn: 1
* Google+ SeEn: 0
* Usenet search: 7
* Combined news and social media SeEn: 7

Search engines by technology